CN220772741U

CN220772741U - Pendulum test stand protection device

Info

Publication number: CN220772741U
Application number: CN202322342426.2U
Authority: CN
Inventors: 潘军
Original assignee: Beijing Zhongjia Space Display Design Co ltd
Current assignee: Beijing Zhongjia Space Display Design Co ltd
Priority date: 2023-08-30
Filing date: 2023-08-30
Publication date: 2024-04-12
Anticipated expiration: 2033-08-30

Abstract

The utility model discloses a pendulum test bed protection device, which relates to the technical field of pendulum test bed equipment and comprises a pendulum test box, wherein a pendulum test bed is arranged at the bottom of the pendulum test box, and first sliding blocks which are symmetrically distributed and extend into the pendulum test bed are connected to the bottom of the pendulum test box in a sliding manner, so that the pendulum test bed protection device has the advantages of improving efficiency: be provided with protection buffer unit, until two push pedal contacts to the push rod, drive pendulum test box to one side extrusion push pedal, drive the push pedal to one side motion this moment, reach and carry out buffer protection's effect to the pendulum test box is whole, the sliding track of push pedal receives spacing guide and third slider spacing, the cooperation carries out follow-up operation that resets, thereby holistic life has been prolonged, be provided with first slider, spacing inserted bar and first locating pin, through installing first slider alignment pendulum test box bottom and insert and connect the use, and do not use power equipment to operate, the cost when having saved the installation and use.

Description

Pendulum test stand protection device

Technical Field

The utility model relates to the technical field of pendulum test bed equipment, in particular to a pendulum test bed protection device.

Background

The pendulum impact tester is used for detecting the impact resistance of metal materials and nonmetal materials under dynamic load so as to judge the properties of the materials under the dynamic load, and the pendulum impact tester is generally matched with a protection device for better and safer use.

Chinese patent publication No. CN 213481944U discloses a pendulum test stand protection device, which solves the problem of the prior art that the pendulum is continuously swung due to inertia after testing. The utility model provides a pendulum test bench protection device, comprising a base plate, the grip slipper, a supporting plate, the dial plate, the U-shaped backup pad, the swing arm, the U-shaped pendulum, a support, branch, driving motor, a gear, the battery, first pillar, the lug, bolt fixedly connected with driving motor is passed through at the top of backup pad, driving motor's output shaft transmission is connected with the swing arm, fixedly connected with gear on driving motor's the outer wall of output shaft, driving motor's output shaft runs through gear and swing arm, and the gear is located between driving motor and the swing arm, one side fixedly connected with dial plate of swing arm. The utility model can lead the pendulum bob to stop rapidly after impact, reduce the swinging times of the pendulum bob, prolong the service life of the pendulum bob test bed and ensure the test accuracy.

However, the above scheme still has the following problems: buffer protection equipment is not arranged, so that the internal swing impact easily causes large-amplitude shaking of the whole equipment, normal use is affected, and meanwhile, installation protection and use of pendulum test boxes with different specifications are inconvenient, so that a pendulum test bed protection device is required to be designed to solve the problems.

Disclosure of Invention

The utility model aims to provide a pendulum test stand protection device, which aims to solve the problems that buffer protection equipment is not arranged in the background technology, so that the internal swing impact easily causes large swing of integral equipment, normal use is affected, and meanwhile, installation protection and use of pendulum test boxes with different specifications are inconvenient.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pendulum test bench protection device, includes the pendulum test box, the pendulum test bench is installed to the bottom of pendulum test box, the first slider that symmetrical distribution and extension were to the pendulum test bench inside is slidingly connected with to the bottom of pendulum test box, the top of pendulum test bench just is located the equal sliding connection in both sides of pendulum test box and has the pole setting, the protection buffer unit is all installed to the inside of pole setting, protection buffer unit includes push pedal and installation piece, the inside sliding connection of pole setting has the push pedal, symmetrical distribution's gyro wheel is installed to one side of pendulum test box is kept away from to the push pedal, the inside of pole setting just is located one side fixedly connected with symmetrical distribution's of gyro wheel installation piece, two the one end that the installation piece is close to mutually is all installed the spring, two the one side fixedly connected with installation box that the spring is close to mutually, the inside rotation of installation box is connected with two-way lead screw, the outside threaded connection of two-way hammer pole setting has the second slider of symmetrical distribution, the bottom of second pole setting and the equal corresponding fixed connection of top.

Preferably, one side sliding connection of pendulum test chamber has the spacing inserted bar that runs through first slider, the outside of spacing inserted bar is installed and is extended to the inside first locating pin of pendulum test stand, damping bumper shock absorber is all installed to the inside of spring.

Preferably, a first chute matched with the first sliding block for sliding is formed in the pendulum test stand, and a second chute matched with the limit inserted bar for sliding is formed in the pendulum test stand.

Preferably, the limiting groove is formed in the inner wall of the vertical rod and located on one side of the pushing block, a fourth sliding block is slidably connected in the limiting groove, and one end of the fourth sliding block is fixedly connected with the corresponding pushing block.

Preferably, the limit guide rail is all seted up to the inside of pole setting and be located one side of push pedal, the inside of limit guide rail is all sliding connection has the third slider, one side of third slider all with push pedal fixed connection.

Preferably, both sides of the pendulum bob test box are both connected with push rods matched with the push plates in a sliding manner, and the outer sides of the pendulum bob test box are both provided with second positioning pins matched with the push rods for positioning.

Preferably, a hand wheel is installed on the other side of the pendulum test stand, and one end of the hand wheel extends to the inside of the installation box and is fixedly connected with the bidirectional screw rod.

Compared with the prior art, the utility model has the beneficial effects that: the device comprises a first sliding block, a second sliding block, a limiting guide rail, a limiting insert rod, a first positioning pin, a second sliding block, a first sliding block, a second sliding block, a limiting insert rod, a first positioning pin, a second sliding block, a third sliding block, a first sliding block, a limiting insert rod and a second positioning pin.

Drawings

FIG. 1 is a diagram of the overall structure of the present utility model;

FIG. 2 is an internal view of the protective cushion assembly of the present utility model;

fig. 3 is an internal view of the structure of the mounting box of the present utility model.

In the figure: 1. a pendulum bob test box; 2. pendulum test stand; 3. a vertical rod; 4. a protective buffer assembly; 5. a mounting box; 6. a first slider; 7. a limit inserted link; 8. a first positioning pin; 9. a hand wheel; 10. a push rod; 11. a second positioning pin; 12. a two-way screw rod; 13. a second slider; 14. a push plate; 15. a spacing guide rail; 16. a third slider; 17. a limit groove; 18. a fourth slider; 19. a mounting block; 20. a spring; 21. damping shock absorber; 22. a roller; 23. and pushing the block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2 and 3, the present utility model provides a technical solution: the pendulum test stand protection device comprises a pendulum test stand 1, wherein a pendulum test stand 2 is arranged at the bottom of the pendulum test stand 1, normal test treatment is carried out, a first sliding block 6 which is symmetrically distributed and extends to the inside of the pendulum test stand 2 is slidingly connected at the bottom of the pendulum test stand 1, the pendulum test stand 2 is matched for installation and use, vertical rods 3 are slidingly connected at the top of the pendulum test stand 2 and at two sides of the pendulum test stand 1, protective buffer assemblies 4 are respectively arranged in the vertical rods 3, each protective buffer assembly 4 comprises a push plate 14 and a mounting block 19, the push plates 14 are slidingly connected in the vertical rods 3, symmetrically distributed rollers 22 are arranged on one side, far away from the pendulum test stand 1, of the push plates 14, the mounting blocks 19 which are symmetrically distributed are fixedly connected in the side, far away from the rollers 22, of the inside of the vertical rods 3 are matched for pressing, springs 20 are respectively arranged at one ends, close to the two mounting blocks 19, the two springs 20 are matched for buffering protection, the push blocks 23 are respectively arranged at the ends close to each other, the installation boxes 5 are fixedly connected to the inner parts of the pendulum test tables 2 and are positioned at one sides of the first sliding blocks 6, the installation boxes 5 are rotatably connected with the bidirectional screw rods 12 in a matched mode, second sliding blocks 13 which are symmetrically distributed are connected to the outer sides of the bidirectional screw rods 12 in a threaded mode, the tops of the second sliding blocks 13 are fixedly connected with the bottoms of the corresponding vertical rods 3, when the pendulum test cases 1 and the first sliding blocks 6 are matched for use, the hand wheels 9 are manually rotated to drive the bidirectional screw rods 12 to rotate, the two second sliding blocks 13 are driven to move towards the middle, the two vertical rods 3 are driven to move towards the middle until the two push plates 14 are contacted with the push rods 10, when the pendulum test cases 1 are integrally affected by the pendulum test to shake, the pendulum test cases 1 are driven to press the push plates 14 towards one side, at this time, the push plate 14 is driven to move to one side until the two rollers 22 act on the rollers 22, the buffer use is carried out through the spring 20 and the damping shock absorber 21, the effect of buffer protection on the whole pendulum test box 1 is achieved, the sliding track of the push plate 14 is limited by the limiting guide rail 15 and the third sliding block 16, the follow-up reset operation is carried out in a matched mode, the whole service life is prolonged, the first sliding block 6 is installed to be aligned with the bottom of the pendulum test box 1 for insertion connection use, the distance adjustment is convenient, the limiting is achieved through the limiting inserted link 7 and the first locating pin 8, the whole structure is simple and easy to operate, the electric equipment is not used for operation, and the cost during installation and use is saved.

Further, one side sliding connection of pendulum test chamber 1 has the spacing inserted bar 7 that runs through first slider 6, and first locating pin 8 that extends to pendulum test bench 2 inside is installed in the outside of spacing inserted bar 7, and damping bumper shock absorber 21 is all installed to spring 20's inside, and through installing spring 20 and damping bumper shock absorber 21 to cushion and use, the effect of buffering protection is carried out to pendulum test chamber 1 wholly.

Further, a first chute matched with the first sliding block 6 for sliding is formed in the pendulum test stand 2, and a second chute matched with the limit inserting rod 7 for sliding is formed in the pendulum test stand 2 for sliding.

Further, limiting grooves 17 are formed in the inner wall of the vertical rod 3 and located on one side of the pushing block 23, fourth sliding blocks 18 are slidably connected in the limiting grooves 17, one ends of the fourth sliding blocks 18 are fixedly connected with the corresponding pushing block 23, and the sliding track is limited.

Further, limiting guide rails 15 are all arranged in the vertical rod 3 and located on one side of the push plate 14, third sliding blocks 16 are all connected to the limiting guide rails 15 in a sliding mode, one side of each third sliding block 16 is fixedly connected with the push plate 14, the sliding track of the push plate 14 is limited by the limiting guide rails 15 and the third sliding blocks 16, and follow-up reset operation is carried out in a matched mode.

Further, push rods 10 matched with push plates 14 are slidably connected to two sides of the pendulum test chamber 1, and second positioning pins 11 matched with the push rods 10 for positioning are mounted on the outer side of the pendulum test chamber 1 and matched with the pendulum test chamber for positioning.

Further, a hand wheel 9 is arranged on the other side of the pendulum test stand 2, one end of the hand wheel 9 extends into the installation box 5 and is fixedly connected with the bidirectional screw rod 12, and the distance between the hand wheel and the bidirectional screw rod is manually adjusted in a matched mode, so that requirements for using pendulum test stands 2 of different specifications are met.

Specifically, when the utility model is used: when the pendulum test box 1 and the first sliding block 6 are installed in a matched mode, the hand wheel 9 is manually rotated, the bidirectional screw rod 12 is driven to rotate, the two second sliding blocks 13 are driven to move towards the middle, the two vertical rods 3 are driven to move towards the middle until the two pushing plates 14 are contacted with the pushing rods 10, when the pendulum test box 1 is affected by the pendulum test to shake, the pendulum test box 1 is driven to extrude the pushing plates 14 to one side, the pushing plates 14 are driven to move to one side until the two rolling wheels 22 act on the rolling wheels 22, the buffer use is carried out through the springs 20 and the damping shock absorbers 21, the effect of buffering protection on the whole pendulum test box 1 is achieved, the sliding track of the pushing plates 14 is limited by the limiting guide rail 15 and the third sliding blocks 16, the follow-up reset operation is carried out in a matched mode, accordingly the whole service life is prolonged, the distance adjustment is facilitated by installing the first sliding blocks 6 to be aligned with the bottom of the pendulum test box 1, the limiting plug-in connection is achieved through the installation of the limiting plug rod 7 and the first locating pin 8, the whole structure is simple to operate, and the operation is easy, and the cost of the installation and use is saved.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pendulum test bench protection device, includes pendulum test chamber (1), its characterized in that: the utility model discloses a pendulum test bench, including pendulum test bench (2) and installation piece (19), pendulum test bench (1) is installed to the bottom of pendulum test bench (1), the bottom sliding connection of pendulum test bench (1) has symmetrical distribution and extends to first slider (6) of pendulum test bench (2) inside, the top of pendulum test bench (2) and be located pendulum test bench (1) both sides all sliding connection have pole setting (3), protection buffer assembly (4) are all installed to the inside of pole setting (3), protection buffer assembly (4) include push pedal (14) and installation piece (19), the inside sliding connection of pole setting (3) has push pedal (14), gyro wheel (22) of symmetrical distribution are installed to one side that pendulum test bench (1) was kept away from to push pedal (14), the inside of pole setting (3) and be located one side fixedly connected with installation piece (19) of gyro wheel (22) symmetrical distribution, two install spring (20) the one end that the pole setting piece (19) is close to each other all installs push pedal (23), two one end that hammer (20) is close to each other installs push pedal (2) and install slider (5) and one side of pendulum test bench (6) are located one side of fixedly connected with slider (5), the outside threaded connection of two-way lead screw (12) has second slider (13) of symmetric distribution, the top of second slider (13) all is connected with the bottom fixed connection of corresponding pole setting (3).

2. The pendulum test stand protection device of claim 1, wherein: one side sliding connection of pendulum test chamber (1) has spacing inserted bar (7) that run through first slider (6), first locating pin (8) that extend to pendulum test bench (2) inside are installed in the outside of spacing inserted bar (7), damping bumper shock absorber (21) are all installed to the inside of spring (20).

3. The pendulum test stand protection device of claim 2, wherein: the first sliding chute matched with the first sliding block (6) for sliding is formed in the pendulum test stand (2), and the second sliding chute matched with the limit inserting rod (7) for sliding is formed in the pendulum test stand (2).

4. The pendulum test stand protection device of claim 1, wherein: limiting grooves (17) are formed in the inner wall of the vertical rod (3) and located on one side of the pushing block (23), fourth sliding blocks (18) are slidably connected in the limiting grooves (17), and one ends of the fourth sliding blocks (18) are fixedly connected with the corresponding pushing blocks (23).

5. The pendulum test stand protection device of claim 1, wherein: limiting guide rails (15) are arranged in the vertical rod (3) and located on one side of the pushing plate (14), third sliding blocks (16) are slidably connected in the limiting guide rails (15), and one side of each third sliding block (16) is fixedly connected with the pushing plate (14).

6. The pendulum test stand protection device of claim 1, wherein: the two sides of the pendulum bob test box (1) are both connected with push rods (10) matched with the push plates (14) in a sliding manner, and the outer sides of the pendulum bob test box (1) are both provided with second positioning pins (11) matched with the push rods (10) for positioning.

7. The pendulum test stand protection device of claim 1, wherein: a hand wheel (9) is arranged on the other side of the pendulum test stand (2), and one end of the hand wheel (9) extends into the installation box (5) and is fixedly connected with the bidirectional screw rod (12).